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Finding the Fourth Proportional to 4,734.15, 7,101.23 and 1,960.44

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Solution

The fourth proportional to 4,734.15, 7,101.23 and 1,960.44 is: 2,940.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,734.15 : 7,101.23 = 1,960.44 : x
  2. Step 2: Convert to fraction form
    4,734.15/7,101.23 = 1,960.44/x
  3. Step 3: Cross multiply
    4,734.15x = 7,101.23 × 1,960.44
  4. Step 4: Simplify right side
    4,734.15x = 13,921,525.54
  5. Step 5: Solve for x
    x = 13,921,525.54/4,734.15
  6. Step 6: Final answer
    x = 2,940.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.